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# Copyright 2012 OpenStack Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import threading
from trove.common import cfg
from trove.db import get_db_api
from trove.db.sqlalchemy import session
CONF = cfg.CONF
DB_SETUP = None
LOCK = threading.Lock()
def init_db():
with LOCK:
global DB_SETUP
if not DB_SETUP:
db_api = get_db_api()
db_api.db_sync(CONF)
session.configure_db(CONF)
DB_SETUP = True
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